Acquisition method (AMC)
1
FSC 5306 × BOLT,CLOSE TOLERANCE
BOLT,CLOSE TOLERANCE
5306-01-411-3857 FSC 5306
NSN 5306-01-411-3857 (also written 5306014113857; NIIN 01-411-3857) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 16 manufacturer part numbers from 16 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE4A6-27-T-2749 | 73 | Closes in 1d | Bid → |
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| THREAD CLASS AAJD | 3A |
| HEAD HEIGHT AASU | INCHES NOMINAL 0.164 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.2500 |
| GRIP LENGTH ANEE | INCHES NOMINAL 0.250 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | BOLT-CLOSE TOLERANCE, SPLINE DRIVE, CRES (125 KSI FSU) DRILLED, SHORT THREAD |
| SPECIAL FEATURES FEAT | NAVY CRITICAL SAFETY ITEM (CSI) |
| MATERIAL MATT | OVERALL STEEL CORROSION RESISTING |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SPECIAL TEST FEATURES SPCL | MATERIAL PER AMS 5629, STEEL CORROSION RESISTANT, BARS, FORGINGS, RINGS AND EXTRUSIONS, 13CR 8.0NI 2.2MO 1.1 AL, VACUUM INDUCTION PLUS CONSUMABLE ELECTRODE MELTED, SOLUTION HEAT TREATED, PRECIPATION HARDENABLE AMS 5629 |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL JOINT FINE (UNJF) |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 10356409 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 122895-4D24 | 0PTK6 | SPS TECHNOLOGIES INC |
| 122895-4D24 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| AIC687-4D24 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| GS1015-4D24 | 1EM77 | B & B SPECIALTIES INC DBA GS AEROSPACE DIV GS AEROSPACE |
| MB154-4D24 | 73197 | HI-SHEAR CORPORATION |
| PBF1265-4D24 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS |
| S406-4D24 | 17446 | HUCK INTERNATIONAL, INC |
| S406-4D24 | 97928 | HUCK INTL INC |
| ST3M744-4D24 | 0PXV4 | THE BOEING COMPANY DIV SERVICES |
| ST3M744-4D24 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC |
| ST3M744-4D24 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. |
| ST3M744-4D24 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| VCG0001-4D24 | 06710 | VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS |
| VS3174-4D24 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| VS3174-4D24 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
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Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
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Total demand
—
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
No related contract actions on record.
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-2749 | Oct 13, 2026 | Oct 20, 2026 | 73 | Open | View at DIBBS → |
| SPE4A6-26-T-32WT | Sep 18, 2026 | Sep 25, 2026 | 278 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-01-411-3857/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5306-01-411-3857/